Home / 18,569.40-25,625.67-10,071.50

Finding the Fourth Proportional to 18,569.40, 25,625.67 and 10,071.50

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Solution

The fourth proportional to 18,569.40, 25,625.67 and 10,071.50 is: 13,898.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,569.40 : 25,625.67 = 10,071.50 : x
  2. Step 2: Convert to fraction form
    18,569.40/25,625.67 = 10,071.50/x
  3. Step 3: Cross multiply
    18,569.40x = 25,625.67 × 10,071.50
  4. Step 4: Simplify right side
    18,569.40x = 258,088,807.28
  5. Step 5: Solve for x
    x = 258,088,807.28/18,569.40
  6. Step 6: Final answer
    x = 13,898.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.